KOHLER 12RES-QS11 12 kW Standby Generator — Single-Phase, 120/240V (No OnCue Plus on ADC Controller)
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Ships by freight. This item is too large for parcel delivery. After you order, we'll contact you within 1 business day with the freight cost and delivery options (liftgate, residential). Your order ships only after you approve the quote.
Need installation or sizing help? Call (888) 831-0450 or ask an expert.
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- Natural gas or LPG multi-fuel
- ADC-RES advanced digital controller
- Polymer base, no concrete pad required
- Sound-deadening, flame-retardant foam
- Integral vibration isolation
- Rodent-resistant construction
- cUL/UL 2200 listed, EPA compliant
- KOHLER 5-year/2000-hour Premium limited warranty (standby)
Ships by LTL freight. Too large for parcel delivery. Questions on freight? Call (888) 831-0450.
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Product Documents
The KOHLER 12RES provides permanently installed standby power for your home. Connected to a suitable natural gas or LP fuel supply and a compatible automatic transfer switch, it starts when utility power fails and supports the circuits selected for backup.
Key features
- Automatic backup: Designed to work with a compatible automatic transfer switch for unattended outage response.
- Fuel flexibility: Natural gas or LP operation using a permanent fuel connection.
- Engine design: Air-cooled KOHLER engine in a protective outdoor enclosure.
- Generator control: ADC controller; this 12RES configuration does not include OnCue Plus.
- Service access: Oil drain extension with shutoff valve simplifies routine oil service.
- Outdoor enclosure: Steel enclosure with a protective finish.
Specifications
| Manufacturer | KOHLER |
|---|---|
| Model | 12RES |
| Power class | 12 kW |
| Fuel | Natural gas / LP |
| Cooling | Air-cooled |
| Electrical configuration | 12RES, Single-phase, 120/240V, UL/cUL (No OnCue Plus on ADC Controller) |
| Line circuit breaker | 40 A |
Manufacturer SKU: 12RES-QS11
Included equipment
Generator in the selected enclosure and configuration. Automatic transfer switch sold separately.
Installation and sizing
Match voltage, phase, fuel supply, and connected loads to the selected configuration. Output depends on fuel and operating conditions. Installation, fuel-system work, and transfer-switch connections require a qualified installer.
| Manufacturer | KOHLER |
|---|---|
| Model Number | 12RES-QS11 |
| Note | No OnCue Plus on ADC controller |
| Fuel | Natural gas or LPG |
| Voltage | 120/240 V, single-phase, 60 Hz |
| Standby Rating | 10.4 kW NG / 12.0 kW LPG |
| Rated Current | 43 A NG / 50 A LPG |
| Line Circuit Breaker | 50 A |
| Engine | KOHLER CH740, 725 cc V-2, 3600 rpm |
| Controller | ADC-RES Advanced Digital Control |
| Enclosure | Polymer base, sound enclosure |
| Sound Level | 65 dB(A) at 7 m (8-point avg, no load) |
| Fuel Consumption 100% Load | NG 193 cfh, LPG 81 cfh |
| Certifications | cUL/UL 2200, EPA |
| Dimensions (L x W x H) | 44.2 x 28.6 x 31.6 in (1123 x 726 x 803 mm) |
| Weight | 400 lb net / 430 lb shipping |
| Warranty | 5-year/2000-hour Premium (standby), 18-month/1000-hour (off-grid) |
Specifications are from the manufacturer and may change. Questions? Call (888) 831-0450.
KOHLER 5-Year / 2000-Hour Premium Limited Warranty
| Coverage | parts, labor and travel for 5 years or 2000 hours, whichever occurs first |
|---|---|
| Use | stationary standby backup to a utility source in the US; mobile or non-standby use voids the warranty |
| Non-standby (off-grid) | 18-month limited warranty per spec sheet |
| Registration | startup by a KOHLER distributor/dealer registered via Kohler Power Assistant, else term runs from purchase date |
| Optional | 7-year and 10-year extended limited warranties available |
| How to claim | call 1-800-544-2444 or email Resi-warranty@kohler.com |
Manufacturer warranties are provided by the manufacturer. Keep your invoice as proof of purchase. Questions about a warranty claim? Call (888) 831-0450.